Di Gregorio, M. (2003). The precious pearl: The story of Saint Rita of Cascia. St. Pauls/Alba House.
Cita Chicago Style (17a ed.)Di Gregorio, Michael. The Precious Pearl: The Story of Saint Rita of Cascia. Staten Island, N.Y.: St. Pauls/Alba House, 2003.
Cita MLA (8a ed.)Di Gregorio, Michael. The Precious Pearl: The Story of Saint Rita of Cascia. St. Pauls/Alba House, 2003.
Precaución: Estas citas no son 100% exactas.